. >> woodruff: now, deepening conflict and famine in east africa. kenyan troops have been drawn into the civil war in somalia between the government and the al qaeda allies, the al shebab. starving somali refugees are seeking their escape via ethiopia. from the refugee camp near dolo on the ethiopian border with somalia, special correspondent fred de sam lazaro has this report. >> reporter: it's here at the ethiopia-somali border that some 400 refugees arrive every single day. most of them women and children. most of them fleeing not just famine but fighting. with normal escape routes to ken i can't virtually closed by escalating conflict the exodus of somali civilians has moved west to ethiopia. we ran into acar adunn who has walked for seven days to get to the ethiopia line. she had first come a few weeks earlier but went back to somalia to fetch four of her six children. she hopes her husband with the two others will soon follow. >> i just went back to sell the remaining animals. there's nothing to eat. there's a drought. a while back there was f